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    SOLVED 相机采集图像阻塞

    VEYE MIPI camera
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    • veye_xumm
      veye_xumm @lin last edited by veye_xumm

      @lin
      功耗是657mW
      https://wiki.veye.cc/index.php/RAW-MIPI-AR0234M_Data_Sheet/zh

      你这个是带负载测量的吗?使能取图之后再测。

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        lin @veye_xumm last edited by

        @veye_xumm 代码:v4l2-ctl --verbose -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat='NV12' --stream-mmap=4
        电源测量结果:
        f5b70f8d-fbfc-44ac-bc9a-8fc16aec75a4-d8b362d55aee2dc9f2ffe536686c8063.jpg [图片]

        veye_xumm 1 Reply Last reply Reply Quote 0
        • veye_xumm
          veye_xumm @lin last edited by

          @lin 那就明确了问题所在。你可以先从主板上飞线一个3.3V先测着看看。

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            lin @veye_xumm last edited by

            @veye_xumm 现在不阻塞了,但是采集后保存的图像文件是0字节??3e5ca198-61fa-45e5-adef-e83dfd4ded92-image.png

            veye_xumm 1 Reply Last reply Reply Quote 0
            • veye_xumm
              veye_xumm @lin last edited by

              @lin https://wiki.veye.cc/index.php/FAQ_on_RK35xx_Platform/zh
              看一下第二个。

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                lin @veye_xumm last edited by

                @veye_xumm 可以采集了,能否请教一下两者的区别在哪里呢?

                veye_xumm 1 Reply Last reply Reply Quote 0
                • veye_xumm
                  veye_xumm @lin last edited by

                  @lin v4l2-ctl这个命令可能在这个板子的版本有bug。

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                    lin @veye_xumm last edited by

                    @veye_xumm 您是说,其他相机连上去,v4l2-ctl这个命令采集图像也是会出现问题是吗?是这块板本身的内核缺陷吗?还是其他原因

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                      023 @veye_xumm last edited by

                      @veye_xumm 请问相机电流能上到360+mA吗,目前有一个可飞线引脚

                      veye_xumm 1 Reply Last reply Reply Quote 0
                      • veye_xumm
                        veye_xumm @023 last edited by

                        @023

                        功耗是657mW

                        我觉得这个供电能力可以的。

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                        • T
                          tuzisheng last edited by

                          @veye_xumm 请问FPGA和RK3588直连,没有I2C,怎么在设备树里添加相机?相机驱动又该怎样处理?

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